In eScan support jargon, "hot" means actively valid and updating. A cold license is expired or deactivated.

| Error Message | Meaning | Fix | | :--- | :--- | :--- | | "License Key is not hot" | Key is expired or blocked. | Renew immediately. | | "Invalid Product Code" | You entered a key for a different eScan version. | Download the correct version. | | "Activation Limit Reached" | Your key is used on too many PCs. | Deactivate old PCs or buy multi-device license. | | "Key not found in database" | The key is fake or typed wrong. | Re-check email; contact support. |

A: Absolutely. Cracked license keys often use a "hosts file" redirect or a fake KMS server. eScan’s service will try endlessly to validate the key against the real server, failing each time, leading to 100% CPU usage and severe overheating. The only fix is to uninstall the cracked version and purchase a genuine license.

eScan provides a small utility to read the current license status:

Follow these steps in order to cool down your system and verify the license.

Yes. Use Method #2 (Hotline Portal) or Method #4 (License Checker Tool). Both work on any PC.

If your PC is too hot to function, check from another device:

If your license check is running hot, you need to reset the verification timer.

The Registry Fix (Proceed with caution):

Note: Only do this if you have a valid license. Changing this on an invalid license will hide activation warnings but won't solve the root issue.